I notice on here an extra railing on the left side of the steps. That would be GREAT for at least the stairs on the kitchen side of the deck so my dad could use them more safely. Trex Deck with Vinyl Rails and Steps in Purcellville, VA.
How to Attach a Tube to the Kitchen Soap Dispenser - post shows how to attach a piece of tubing to a detergent bottle cap so it is securely attached. Bypassing the small detergent dispenser is a smart (Bottle Garden Life)